The Weber Road Interchange at I-55 is undergoing reconstruction and INTERRA is providing testing and inspection services for all aspects of this project as it relates to materials. This project is taking place in the Village of Bolingbrook. For concrete, the testing includes slump, air content, temperature, and casting cylinders for additional testing at the INTERRA laboratory. For asphalt services include Pay For Performance (PFP), Quality Control for Performance (QCP) inspection and testing for asphalt. INTERRA is performing soil inspection and testing which includes Dynamic Cone Penetrometer (DCP) testing to verify the stability of the soil. INTERRA is also conducting proof rolls, soil bearing, and compaction services.